单词	photocell
释义	photocell /ˈfəʊtəʊsɛl / noun Short for photoelectric cell.The receiver uses a photocell or photodiode to detect the light.... The light passing through each filter is detected by the photocell, where it is converted to an electrical pulse. In the presence of a magnetic field, the amount of laser light that is absorbed by the atoms changes and this is detected by a photocell.
随便看	field dressing field driver field editor field-effect transistor field elm field emission field emission microscope fielden field engineer field entry field equation fielder fielder's choice field events field evolutions field extension fieldfare field fight field folk field forget-me-not field fort field fortification field fowl field-free fieldful

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